11101200112005 has 64 divisors (see below), whose sum is σ = 18893634600960. Its totient is φ = 5554222150400.

The previous prime is 11101200111997. The next prime is 11101200112007. The reversal of 11101200112005 is 50021100210111.

It is not a de Polignac number, because 11101200112005 - 2³ = 11101200111997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101200112007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3492151 + ... + 5864939.

It is an arithmetic number, because the mean of its divisors is an integer number (295213040640).

Almost surely, 2^{11101200112005} is an apocalyptic number.

11101200112005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11101200112005 is a deficient number, since it is larger than the sum of its proper divisors (7792434488955).

11101200112005 is a wasteful number, since it uses less digits than its factorization.

11101200112005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373082.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 11101200112005 its reverse (50021100210111), we get a palindrome (61122300322116).

The spelling of 11101200112005 in words is "eleven trillion, one hundred one billion, two hundred million, one hundred twelve thousand, five".